Detail: Need programming instructions for a 1999 Chrysler 300M remote fob.
Solution: Manual Programming Procedure (non scan tool) 1. Connect pin 1 of the 16-way data link connector to chassis ground or to pin 4 of the 16-way data link connector. 2. Close all doors, turn ignition key to off. 3. Turn ignition key to Accessory. 4. Turn ignition to off, door locks will cycle once (in programming mode). 5. For each key FOB, press any button 3 times in a row to program code. When programming is complete, the door locks will cycle once. NOTE: IF A SECOND KEY FOB REQUIRES PROGRAMMING, IT MUST BE PROGRAMMED WITHIN 1 MINUTE OF PROGRAMMING THE FIRST FOB PROGRAMMING. PRESS ANY BUTTON ON THE SECOND FOB 3 TIMES TO PROGRAM ITS CODE. WHEN PROGRAMMING IS COMPLETE, THE DOOR LOCKS WILL CYCLE ONCE. 6. The programming mode finishes after the following: a. Programming of two key FOBS is completed. b. One minute has passed since programming. c. Pin 1 of 16-way data link connector is removed from ground connection. d. Ignition switch is turned on. e. Any of the doors are opened. , Hi, A 6ya expert can help you resolve that issue over the phone in a minute or two. Best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US. The service is completely free and covers almost anything you can think of (from cars to computers, handyman, and even drones). click here to download the app (for users in the US for now) and get all the help you need. Good luck!